Certificates

Health Product Declaration

Ingredients & chemicals

A structured material ingredient disclosure under the HPD Open Standard and stated disclosure threshold.

You might see it written as: HPD · Health Product Declaration

Issued by: HPD Collaborative (self-published by manufacturers)

What it proves

A structured material ingredient disclosure under the HPD Open Standard and stated disclosure threshold.

What it does not prove

  • That disclosed ingredients are inherently healthy or hazard-free.

Claims it can support

Evidence checklist

Minimum authority
Third-party verified
Should state
Hpd Version · Disclosure Threshold · Valid Until · Product Scope
Date sensitivity
Expiry matters — check the certificate is current.

HPD is a disclosure instrument; it should not be displayed as a safety score.